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Optimizely Blog

Tips & Tricks for Building Your Experimentation Program

Best Practices for Feature Flag Testing and QA


Best Practices for Feature Flag Testing and QA

Ensuring your software works before your users try it out is paramount to building trustworthy solutions. A common way for engineering teams to ensure their software is running as expected is to have automated unit, integration, and end-to-end tests along with manual quality assurance. Feature flags are extremely useful tools to ship faster, more confidently. […]

Socialize your Optimization Wins with new Multi-Armed Bandit Reporting


Socialize your Optimization Wins with new Multi-Armed Bandit Reporting

You asked, we answered! Optimizely’s Multi-Armed Bandit now offers results that easily quantify the impact of optimization to your business.  Optimizely Multi-Armed Bandit uses machine learning optimization to maximize conversions for campaigns like conversion-focused landing pages, promotions, webinars and headline testing. In the past, we’ve captured an “improvement over equal allocation” metric on the Optimizely […]

How Product Teams Test, Learn and Adapt with Data


How Product Teams Test, Learn and Adapt with Data

Recently at Test & Learn, Optimizely’s second annual Progressive Delivery and Experimentation virtual summit, Product and Engineering leaders from across the globe shared how they employ experimentation, analytics, and customer discovery to deliver better software with data. Below are the techniques they shared to empower every Product team to achieve higher engagement, growth, and retention. […]

We Stand in Solidarity


We Stand in Solidarity

My heart breaks to know that racial prejudice and injustice still exist in such prevalence all over the world, and to witness the violence that is breaking out on our doorsteps. While there have been strides made in areas of diversity and inclusion, we have not done nearly enough.  As a member of the LGBTQ […]

Announcing Enriched Events Export: Dynamic Filtering, Comprehensive Attribution and Longer Retention


Announcing Enriched Events Export: Dynamic Filtering, Comprehensive Attribution and Longer Retention

Data is evolving Across all industries, product development teams are collecting and processing more information than ever before. Investments in big data have given rise to the data scientist, and aided product teams in identifying, rather than simply capturing, key performance indicators and revenue-driving metrics. To compete in today’s digital economy, organizations must consider producing, […]

Test and Learn to Move Fast and Fearlessly


Test and Learn to Move Fast and Fearlessly

In a time of uncertainty, Test and Learn speakers from the world of Product, Engineering, and Data brought the positivity, frameworks, and inspiration teams need to adapt quickly using Progressive Delivery and Experimentation. The second annual virtual summit brought nearly 1500 professionals together, with hundreds of participants engaging in the Optimizely Developer Slack Community. The powerful […]

Implementing low-latency and dynamic feature flags


Implementing low-latency and dynamic feature flags

One of the first technical implementation challenges of feature flags is striking a balance between a fast (a.k.a. low-latency) decision and the ability to change that decision dynamically.  When the logic of your codebase depends on the return value of a feature flag, say a function isFeatureEnabled, you’ll want to make sure that isFeatureEnabled returns […]

Announcing Free Experimentation and Targeted Rollouts for Developers and Product Teams


Announcing Free Experimentation and Targeted Rollouts for Developers and Product Teams

Last year, we launched Optimizely Rollouts, a free feature flagging solution to help development teams ship products faster, safer, and with more control.  We’ve seen thousands of teams create feature flags with Rollouts across websites, mobile apps, and backend experiences.  However, we believe that smarter software delivery isn’t just about reducing risk, it’s also about […]